US6975732B2 - Audio signal reproducing apparatus - Google Patents
Audio signal reproducing apparatus Download PDFInfo
- Publication number
- US6975732B2 US6975732B2 US10/096,621 US9662102A US6975732B2 US 6975732 B2 US6975732 B2 US 6975732B2 US 9662102 A US9662102 A US 9662102A US 6975732 B2 US6975732 B2 US 6975732B2
- Authority
- US
- United States
- Prior art keywords
- audio data
- signals
- digital
- decoder
- reproducing apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related, expires
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1041—Mechanical or electronic switches, or control elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/033—Headphones for stereophonic communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1008—Earpieces of the supra-aural or circum-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
- H04R2201/103—Combination of monophonic or stereophonic headphones with audio players, e.g. integrated in the headphone
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
α=S−(n−ai) .(1)
where i is the number afforded to the critical bands in the order of the increasing frequencies of the critical bands.
Claims (4)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/096,621 US6975732B2 (en) | 1989-10-25 | 2002-03-13 | Audio signal reproducing apparatus |
US11/158,880 US7337027B2 (en) | 1989-10-25 | 2005-06-22 | Audio signal reproducing apparatus |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPP278209/89 | 1989-10-25 | ||
JP1278209A JPH03139700A (en) | 1989-10-25 | 1989-10-25 | Audio signal reproducing device |
US07/600,818 US5640458A (en) | 1989-10-25 | 1990-10-22 | Audio signal reproducing apparatus |
US08/747,910 US6695477B1 (en) | 1989-10-25 | 1996-11-12 | Audio signal reproducing apparatus |
US10/096,621 US6975732B2 (en) | 1989-10-25 | 2002-03-13 | Audio signal reproducing apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/747,910 Division US6695477B1 (en) | 1989-10-25 | 1996-11-12 | Audio signal reproducing apparatus |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/158,880 Continuation US7337027B2 (en) | 1989-10-25 | 2005-06-22 | Audio signal reproducing apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
US20020090097A1 US20020090097A1 (en) | 2002-07-11 |
US6975732B2 true US6975732B2 (en) | 2005-12-13 |
Family
ID=31497502
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/747,910 Expired - Fee Related US6695477B1 (en) | 1989-10-25 | 1996-11-12 | Audio signal reproducing apparatus |
US09/489,774 Expired - Fee Related US6445800B1 (en) | 1989-10-25 | 2000-01-24 | Audio signal reproducing apparatus |
US09/842,542 Expired - Fee Related US7330553B2 (en) | 1989-10-25 | 2001-04-26 | Audio signal reproducing apparatus |
US10/096,621 Expired - Fee Related US6975732B2 (en) | 1989-10-25 | 2002-03-13 | Audio signal reproducing apparatus |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US08/747,910 Expired - Fee Related US6695477B1 (en) | 1989-10-25 | 1996-11-12 | Audio signal reproducing apparatus |
US09/489,774 Expired - Fee Related US6445800B1 (en) | 1989-10-25 | 2000-01-24 | Audio signal reproducing apparatus |
US09/842,542 Expired - Fee Related US7330553B2 (en) | 1989-10-25 | 2001-04-26 | Audio signal reproducing apparatus |
Country Status (1)
Country | Link |
---|---|
US (4) | US6695477B1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7408918B1 (en) * | 2002-10-07 | 2008-08-05 | Cisco Technology, Inc. | Methods and apparatus for lossless compression of delay sensitive signals |
US20080310658A1 (en) * | 2007-06-15 | 2008-12-18 | Hsin-Yuan Kuo | Headphone for Sound-Source Compensation and Sound-Image Positioning and Recovery |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6695477B1 (en) * | 1989-10-25 | 2004-02-24 | Sony Corporation | Audio signal reproducing apparatus |
US6466677B1 (en) * | 1994-05-24 | 2002-10-15 | Thomas A. Bush | Cordless digital audio headphone |
JP3535957B2 (en) * | 1997-07-29 | 2004-06-07 | パイオニア株式会社 | Noise reduction apparatus and noise reduction method |
KR100287366B1 (en) | 1997-11-24 | 2001-04-16 | 윤순조 | Portable device for reproducing sound by mpeg and method thereof |
US20070058819A1 (en) * | 2005-09-14 | 2007-03-15 | Membrain,Llc | Portable audio player and method for selling same |
US20080226103A1 (en) * | 2005-09-15 | 2008-09-18 | Koninklijke Philips Electronics, N.V. | Audio Data Processing Device for and a Method of Synchronized Audio Data Processing |
TW200735686A (en) * | 2006-03-06 | 2007-09-16 | kun-di Huang | Headphone for playing audio files |
EP1841284A1 (en) * | 2006-03-29 | 2007-10-03 | Phonak AG | Hearing instrument for storing encoded audio data, method of operating and manufacturing thereof |
WO2007126406A1 (en) * | 2006-03-31 | 2007-11-08 | Halloa Enterprise Co., Ltd. | Headphone for playing audio files |
US8094859B2 (en) * | 2006-12-14 | 2012-01-10 | Sharp Kabushiki Kaisha | Dipole antenna device, earphone antenna device, and wireless communication terminal device connected to the device |
US9161131B2 (en) * | 2010-03-25 | 2015-10-13 | K&E Holdings, LLC | Stereo audio headphone apparatus for a user having a hearing loss and related methods |
US10129649B2 (en) * | 2013-04-30 | 2018-11-13 | Douglas Kihm | User-programmable, head-supportable listening device with WiFi media player |
US9808623B2 (en) | 2014-10-07 | 2017-11-07 | Oticon Medical A/S | Hearing system |
US20160381452A1 (en) * | 2015-06-25 | 2016-12-29 | Robert Rodriguez | Stand-alone headphones with digital music player |
USD844585S1 (en) * | 2016-12-27 | 2019-04-02 | Sony Corporation | Earphone |
USD842267S1 (en) | 2017-03-30 | 2019-03-05 | Gn Audio A/S | Headset |
JP1657870S (en) * | 2019-10-07 | 2020-04-20 | ||
GB2595448B (en) * | 2020-05-18 | 2022-10-19 | Dyson Technology Ltd | Headband for a wearable electronic device |
Citations (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4412106A (en) | 1977-03-24 | 1983-10-25 | Andreas Pavel | High fidelity stereophonic reproduction system |
US4455649A (en) | 1982-01-15 | 1984-06-19 | International Business Machines Corporation | Method and apparatus for efficient statistical multiplexing of voice and data signals |
US4674124A (en) * | 1985-06-06 | 1987-06-16 | Bolt Beranek And Newman Inc. | Multichannel masking sound generator |
US4682363A (en) | 1985-05-23 | 1987-07-21 | Jerry Goldfarb | Amphibious personal audio system |
US4703465A (en) | 1985-12-04 | 1987-10-27 | 1K Entertainment Center Ltd. | Method and apparatus for producing an audio magnetic tape recording from a preselected music library |
US4820233A (en) | 1986-01-26 | 1989-04-11 | Weiner Avish J | Sound-producing amusement devices |
US4934079A (en) | 1987-09-10 | 1990-06-19 | Hatsuo Hoshi | Display panel device |
US4963995A (en) | 1988-12-27 | 1990-10-16 | Explore Technology, Inc. | Audio/video transceiver apparatus including compression means |
US5040217A (en) | 1989-10-18 | 1991-08-13 | At&T Bell Laboratories | Perceptual coding of audio signals |
US5056145A (en) | 1987-06-03 | 1991-10-08 | Kabushiki Kaisha Toshiba | Digital sound data storing device |
US5111530A (en) | 1988-11-04 | 1992-05-05 | Sony Corporation | Digital audio signal generating apparatus |
US5225618A (en) | 1989-08-17 | 1993-07-06 | Wayne Wadhams | Method and apparatus for studying music |
US5438643A (en) | 1991-06-28 | 1995-08-01 | Sony Corporation | Compressed data recording and/or reproducing apparatus and signal processing method |
US5548574A (en) | 1993-03-09 | 1996-08-20 | Sony Corporation | Apparatus for high-speed recording compressed digital audio data with two dimensional blocks and its compressing parameters |
US5563913A (en) * | 1992-10-31 | 1996-10-08 | Sony Corporation | High efficiency encoding device and a noise spectrum modifying device and method |
US5640458A (en) * | 1989-10-25 | 1997-06-17 | Sony Corporation | Audio signal reproducing apparatus |
US5774842A (en) * | 1995-04-20 | 1998-06-30 | Sony Corporation | Noise reduction method and apparatus utilizing filtering of a dithered signal |
US5787399A (en) | 1994-05-31 | 1998-07-28 | Samsung Electronics Co., Ltd. | Portable recording/reproducing device, IC memory card recording format, and recording/reproducing mehtod |
US5930758A (en) | 1990-10-22 | 1999-07-27 | Sony Corporation | Audio signal reproducing apparatus with semiconductor memory storing coded digital audio data and including a headphone unit |
US6141424A (en) * | 1997-12-24 | 2000-10-31 | Sony Corporation | Headphone capable of directly converting digital audio signal into analog audio signal |
US6445800B1 (en) * | 1989-10-25 | 2002-09-03 | Sony Corporation | Audio signal reproducing apparatus |
US6466677B1 (en) | 1994-05-24 | 2002-10-15 | Thomas A. Bush | Cordless digital audio headphone |
US6471131B2 (en) | 2000-03-02 | 2002-10-29 | Kabushiki Kaisha Toshiba | Memory card and card socket |
US6711270B2 (en) * | 1998-12-02 | 2004-03-23 | Sony Corporation | Audio reproducing apparatus |
US6728585B2 (en) | 2000-10-03 | 2004-04-27 | Freesystems Pte, Ltd. | Personal on-demand audio entertainment device that is untethered and allows wireless download of content |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2115996B (en) | 1981-11-02 | 1985-03-20 | Kramer Kane N | Portable data processing and storage system |
JPS5969830A (en) * | 1982-10-14 | 1984-04-20 | Toshiba Corp | Document/voice processor |
JPS5972487A (en) | 1982-10-19 | 1984-04-24 | 三洋電機株式会社 | Display method |
JPS59174092A (en) | 1983-03-24 | 1984-10-02 | Seiko Epson Corp | Headphone with sound recording function |
DE3441479A1 (en) | 1984-11-13 | 1986-05-15 | MANIA Elektronik Automatisation Entwicklung und Gerätebau GmbH, 6384 Schmitten | Vacuum-operated lifting device for flat, air-permeable articles of variable outline |
JPS6231098A (en) | 1985-07-31 | 1987-02-10 | Matsushita Electric Ind Co Ltd | Semiconductor type recording signal reproducing device |
JPS62168199A (en) | 1986-01-20 | 1987-07-24 | 松下電工株式会社 | Sound transmitter |
JPS62187898A (en) | 1986-02-14 | 1987-08-17 | 株式会社 ダイ.エレクトロニクス | Voice digital memory reproduction and apparatus |
DE3703143A1 (en) * | 1987-02-03 | 1988-08-11 | Thomson Brandt Gmbh | METHOD FOR TRANSMITTING AN AUDIO SIGNAL |
JPS63197100A (en) | 1987-02-10 | 1988-08-15 | Matsushita Electric Ind Co Ltd | Voice card device |
US4933675A (en) * | 1987-03-19 | 1990-06-12 | Beard Terry D | Audio digital/analog encoding and decoding |
NL8700985A (en) * | 1987-04-27 | 1988-11-16 | Philips Nv | SYSTEM FOR SUB-BAND CODING OF A DIGITAL AUDIO SIGNAL. |
US5130812A (en) | 1989-01-20 | 1992-07-14 | Sony Corporation | Apparatus for recording on a disk an audio signal that is recorded after the recording of a video signal thereon |
EP0380727A1 (en) | 1989-02-01 | 1990-08-08 | Megatone Ltd. | Sound-producing amusement or educational apparatus |
IL96777A0 (en) * | 1990-12-25 | 1991-09-16 | Shmuel Goldberg | General purpose synchronized audio aid system |
US5734168A (en) | 1996-06-20 | 1998-03-31 | Siemens Medical Systems, Inc. | Monolithic structure with internal cooling for medical linac |
US20020003889A1 (en) * | 2000-04-19 | 2002-01-10 | Fischer Addison M. | Headphone device with improved controls and/or removable memory |
-
1996
- 1996-11-12 US US08/747,910 patent/US6695477B1/en not_active Expired - Fee Related
-
2000
- 2000-01-24 US US09/489,774 patent/US6445800B1/en not_active Expired - Fee Related
-
2001
- 2001-04-26 US US09/842,542 patent/US7330553B2/en not_active Expired - Fee Related
-
2002
- 2002-03-13 US US10/096,621 patent/US6975732B2/en not_active Expired - Fee Related
Patent Citations (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4412106A (en) | 1977-03-24 | 1983-10-25 | Andreas Pavel | High fidelity stereophonic reproduction system |
US4455649A (en) | 1982-01-15 | 1984-06-19 | International Business Machines Corporation | Method and apparatus for efficient statistical multiplexing of voice and data signals |
US4682363A (en) | 1985-05-23 | 1987-07-21 | Jerry Goldfarb | Amphibious personal audio system |
US4674124A (en) * | 1985-06-06 | 1987-06-16 | Bolt Beranek And Newman Inc. | Multichannel masking sound generator |
US4703465A (en) | 1985-12-04 | 1987-10-27 | 1K Entertainment Center Ltd. | Method and apparatus for producing an audio magnetic tape recording from a preselected music library |
US4820233A (en) | 1986-01-26 | 1989-04-11 | Weiner Avish J | Sound-producing amusement devices |
US5056145A (en) | 1987-06-03 | 1991-10-08 | Kabushiki Kaisha Toshiba | Digital sound data storing device |
US4934079A (en) | 1987-09-10 | 1990-06-19 | Hatsuo Hoshi | Display panel device |
US5111530A (en) | 1988-11-04 | 1992-05-05 | Sony Corporation | Digital audio signal generating apparatus |
US4963995A (en) | 1988-12-27 | 1990-10-16 | Explore Technology, Inc. | Audio/video transceiver apparatus including compression means |
US5225618A (en) | 1989-08-17 | 1993-07-06 | Wayne Wadhams | Method and apparatus for studying music |
US5040217A (en) | 1989-10-18 | 1991-08-13 | At&T Bell Laboratories | Perceptual coding of audio signals |
US6695477B1 (en) * | 1989-10-25 | 2004-02-24 | Sony Corporation | Audio signal reproducing apparatus |
US6445800B1 (en) * | 1989-10-25 | 2002-09-03 | Sony Corporation | Audio signal reproducing apparatus |
US5640458A (en) * | 1989-10-25 | 1997-06-17 | Sony Corporation | Audio signal reproducing apparatus |
US5930758A (en) | 1990-10-22 | 1999-07-27 | Sony Corporation | Audio signal reproducing apparatus with semiconductor memory storing coded digital audio data and including a headphone unit |
US5438643A (en) | 1991-06-28 | 1995-08-01 | Sony Corporation | Compressed data recording and/or reproducing apparatus and signal processing method |
US5757938A (en) * | 1992-10-31 | 1998-05-26 | Sony Corporation | High efficiency encoding device and a noise spectrum modifying device and method |
US5563913A (en) * | 1992-10-31 | 1996-10-08 | Sony Corporation | High efficiency encoding device and a noise spectrum modifying device and method |
US5548574A (en) | 1993-03-09 | 1996-08-20 | Sony Corporation | Apparatus for high-speed recording compressed digital audio data with two dimensional blocks and its compressing parameters |
US6466677B1 (en) | 1994-05-24 | 2002-10-15 | Thomas A. Bush | Cordless digital audio headphone |
US5787399A (en) | 1994-05-31 | 1998-07-28 | Samsung Electronics Co., Ltd. | Portable recording/reproducing device, IC memory card recording format, and recording/reproducing mehtod |
US5774842A (en) * | 1995-04-20 | 1998-06-30 | Sony Corporation | Noise reduction method and apparatus utilizing filtering of a dithered signal |
US6141424A (en) * | 1997-12-24 | 2000-10-31 | Sony Corporation | Headphone capable of directly converting digital audio signal into analog audio signal |
US6711270B2 (en) * | 1998-12-02 | 2004-03-23 | Sony Corporation | Audio reproducing apparatus |
US6471131B2 (en) | 2000-03-02 | 2002-10-29 | Kabushiki Kaisha Toshiba | Memory card and card socket |
US6728585B2 (en) | 2000-10-03 | 2004-04-27 | Freesystems Pte, Ltd. | Personal on-demand audio entertainment device that is untethered and allows wireless download of content |
Non-Patent Citations (3)
Title |
---|
David Weekly; "Very Solid Audio," The Weekly Report, pp. 1-2. |
James D. Johnston, "Tranform Coding of Audio Signals Using Perceptual Noise Criteria," IEEE Journal on Selected Areas of Communication, vol. 6, No. 2, Feb. 1988. |
U.S. Appl. No. 2002/003889, filed Jan. 2002, Fischer, . |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7408918B1 (en) * | 2002-10-07 | 2008-08-05 | Cisco Technology, Inc. | Methods and apparatus for lossless compression of delay sensitive signals |
US20080310658A1 (en) * | 2007-06-15 | 2008-12-18 | Hsin-Yuan Kuo | Headphone for Sound-Source Compensation and Sound-Image Positioning and Recovery |
Also Published As
Publication number | Publication date |
---|---|
US6695477B1 (en) | 2004-02-24 |
US20010022843A1 (en) | 2001-09-20 |
US6445800B1 (en) | 2002-09-03 |
US20020090097A1 (en) | 2002-07-11 |
US7330553B2 (en) | 2008-02-12 |
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Owner name: SCA IPLA HOLDINGS INC.,NEW YORK Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SONY CORPORATION;REEL/FRAME:023828/0473 Effective date: 20100108 Owner name: MOBILEMEDIA IDEAS LLC,MARYLAND Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SCA IPLA HOLDINGS INC;REEL/FRAME:023828/0504 Effective date: 20100111 Owner name: SCA IPLA HOLDINGS INC., NEW YORK Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SONY CORPORATION;REEL/FRAME:023828/0473 Effective date: 20100108 Owner name: MOBILEMEDIA IDEAS LLC, MARYLAND Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SCA IPLA HOLDINGS INC;REEL/FRAME:023828/0504 Effective date: 20100111 |
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